Base | Representation |
---|---|
bin | 11010010010100… |
… | …11000001010111 |
3 | 120100222122101202 |
4 | 31021103001113 |
5 | 422424303030 |
6 | 33514543115 |
7 | 5315365502 |
oct | 1511230127 |
9 | 510878352 |
10 | 220541015 |
11 | 103542802 |
12 | 61a37a9b |
13 | 368c9a56 |
14 | 2140c139 |
15 | 14565745 |
hex | d253057 |
220541015 has 8 divisors (see below), whose sum is σ = 266035968. Its totient is φ = 175508320.
The previous prime is 220541011. The next prime is 220541033. The reversal of 220541015 is 510145022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 220541015 - 22 = 220541011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220541011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114512 + ... + 116421.
It is an arithmetic number, because the mean of its divisors is an integer number (33254496).
Almost surely, 2220541015 is an apocalyptic number.
220541015 is a deficient number, since it is larger than the sum of its proper divisors (45494953).
220541015 is a wasteful number, since it uses less digits than its factorization.
220541015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231129.
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 220541015 is about 14850.6233875888. The cubic root of 220541015 is about 604.1755178621.
Adding to 220541015 its reverse (510145022), we get a palindrome (730686037).
The spelling of 220541015 in words is "two hundred twenty million, five hundred forty-one thousand, fifteen".
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